Lecture 13 Proteins Enzymes

Lecture 13 Proteins Enzymes - Biol141 Foundations in Modern...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Biol141 Foundations in Modern Biology Cellular Biology and Genetics Lecture 13 – Monday, September 26 th , 2011 Proteins – Enzymes. Reading: Freeman, Emory 2 nd Ed. Chapter 3 (pages 51-56)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Learning objectives At the end of this lecture, you will be able to: 1) Discuss the transition state and activation energy of chemical reactions. 2) Explain the effect of a catalyst on the activation energy of a chemical reaction. 3) Describe the components and function of an enzyme. 4) Summarize the three steps of enzyme activity.
Background image of page 2
1. Reactions take place when reactant molecules : 1) Collide in a precise orientation, and 2) Have enough kinetic energy to overcome repulsion between electrons that come into contact as a bond forms.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Many of you are currently in a transition state. A transition state is an intermediate condition that creates a combination of old and new bonds. Reaching a transition state requires energy. A reaction will only proceed if reactants collide with
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/02/2012 for the course BIO 141 taught by Professor Dr.cafferty during the Fall '11 term at Emory.

Page1 / 19

Lecture 13 Proteins Enzymes - Biol141 Foundations in Modern...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online